patch 9.1.2084: Compile error when build with job feature

Problem:  Compile error when build with job feature (after v9.1.2077)
Solution: Add ifdefs (John Marriott).

related: #19076

Signed-off-by: John Marriott <basilisk@internode.on.net>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/list.c

@@ -792,8 +792,10 @@ list_append_new_item(list_T *l)
 	case VAR_PARTIAL: tv.vval.v_partial = NULL; break;
 	case VAR_LIST: tv.vval.v_list = list_alloc(); break;
 	case VAR_DICT: tv.vval.v_dict = dict_alloc(); break;
+#ifdef FEAT_JOB_CHANNEL
 	case VAR_JOB: tv.vval.v_job = NULL; break;
 	case VAR_CHANNEL: tv.vval.v_channel = NULL; break;
+#endif
 	case VAR_CLASS:
 	    if (l->lv_type != NULL && l->lv_type->tt_member != NULL)
 		tv.vval.v_class = l->lv_type->tt_member->tt_class;

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2084,
 /**/
     2083,
 /**/